Bitumogene
沥青成因
🗣️ 情景例句
We know.
我们知道。
What is it you don't like about winter weather?
你不喜欢冬天什么样的天气？
a lorry arrived at the factory with a truly colossal biscuit which weighed 2,400 pounds.
一辆卡车驶进了工厂，运来了一个特大无比、重达2，400磅的饼干。